GB 1886.293-2016National Food Safety Standard -- Food Additives - 5-hydroxyethyl-4-methyl-thiazole (English PDF)
食品安全国家标准 食品添加剂 5-羟乙基-4-甲基噻唑
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Issued by
National Health and Family Planning Commission
Level / Type
National · Mandatory
Issue date
August 31, 2016
Implementation date
January 1, 2017
Scope
GB 1886.293-2016 is the English-translated version of 食品安全国家标准 食品添加剂 5-羟乙基-4-甲基噻唑.
GB 1886.293-2016 — This standard applies to food -gamma- from 2-acetyl-butyrolactone, and carbon disulfide, or a carbothioamide as bromoacetyl and propanol feedstock is obtained Additives 5--hydroxyethyl-4-methylthiazole.
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Document preview — GB 1886.293-2016
National Standard of the People's Republic of China
- Classification
- X 40
Issued by: National Health and Family Planning Commission
Contents
- 1 Scope
- 2 Chemical name, molecular formula, structural formula and relative molecular mass
- 2.1 Chemical Name
- 2.3 Formula
1 Scope
This standard applies to food -gamma- from 2-acetyl-butyrolactone, and carbon disulfide, or a carbothioamide as bromoacetyl and propanol feedstock is obtained Additives 5--hydroxyethyl-4-methylthiazole.
2 Chemical name, molecular formula, structural formula and relative molecular mass
2.1 Chemical Name
Methyl-5-thiazole ethanol Formula 2.2 C6H9NOS
2.3 Formula
Relative density (25 °C/25 °C) 1.196 ~ 1.210 GB/T 11540 Appendix A Determination of the content of 5-methylthiazole-hydroxyethyl -4-A.1 instruments and equipment A.1.1 Chromatography. in GB/T 11538-2006 specified in Chapter 5.
A.1.2 Column. capillary column.
A.1.3 Detector. hydrogen flame ionization detector.
A.2 Determination
Area normalization method. Press the GB/T 11538-2006 Determination 10.4.
A.3 repeatability and results are expressed 11538-2006 carried out in accordance with the provisions of 11.4 GB/T , should meet the requirements.
Food additives 5--hydroxyethyl-4-methylthiazole and operating conditions of the gas chromatogram see Appendix B.
Appendix B
Food additives -4-methylthiazole-5- hydroxyethyl by gas chromatography and the operating conditions of FIG.
(Area normalization method) B.1 food additives hydroxyethyl-4-methyl-thiazol-5- GC FIG.
Food additives 5--hydroxyethyl-4-methyl-thiazol-gas chromatography is shown in Figure B.1.
Figure B.1 food additives hydroxyethyl-4-methyl-thiazol-5- GC FIG.
B.2 operating conditions B.2.1 Column. capillary column, length 30m, internal diameter 0.50mm.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.
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